Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I'm learning NRF51822.Now,I want to develop it with PC.I need connected Nrf51822 & PC with Ble.What tools can I use? .I designed a Nrf51822 pcb based on CH340.
Hi,
I am using nRF52840-QIAA-T in my design. I am curious to know if Engineering B modification is implemented in the mentioned package.
Thanks in advance.
Hi i used nRF52840 Preview-DK and i try many example with SDK provided.
the problem is the range of transmission too short . can you help how to set power transmission of...
I’m creating an IOT device with some unusual needs when compared with typical home automation. I wanted to ask if anyone knew of a mesh protocol (Zigbee, Thread, BLE Mesh...
Hi All,
I am working on the NRF51822 development board, using KEIL-IDE for the code development using SDK version 10.
I was trying to develop the serial communication...
I'm coding a feature to measure the battery voltage via the internal VDD with an ADC.
The result I get from a 2,75 voltage source is 170.
When using the calculation (...
When running the Zboss stack to get active endpoint on a disconnected devices some fields are not populated correctly in the responce.
tsn OK
status FF might be OK
nwk_addr...
I was able to use the fds with the help of good people here , I am trying now to save a word into memory.
As I see in the docs, the only way to save data is by uint32_t...
Hi,
I am using PPK for measuring the current of custom hardware without DK. I want to know that P16(Ext DUT) is the only source of supply for DUT. So is there any additional...
hello! i have a problem ,when the Master send Slave SMP 37 Rcvd Pairing Request: Bonding, MITM, Initiator Key(s): LTK IRK CSRK , Responder Key(s): LTK IRK CSRK,but the slave...
What would be the best way to store configuration and fault information in flash when the app_error_handler is called? It seems like all the libraries available are purely...
Hello,
I am using SDK 15.0.0, Segger IDE with GNU compiler (GNU++11, GNU11).
I am using the default serial example from SDK 15.0.0 with C source file. But when i switch...
Hi, we have designed a product using the nRF52840. We have the development board and want to use it to program our board via P19. Can you tell me if there are pre-made cables...
Hello, I'm prototyping using nrf52832 with BMD-300. On my new board I design, I need 3.6V tension (and not just 3.3), so I thought setting everything to 3.6V, including the...
